He who is only a traveller learns things at second-hand and by the halves, and is poor authority.
The basis of medicine through the middle ages had been literary and dogmatic, and it was literary and dogmatic still; but the medical literature now brought to light - including as it did the more important works of Hippocrates and Galen, many of them hitherto unknown, and in addition the forgotten element of Latin medicine, especially the work of Celsus - was in itself far superior to the second-hand compilations and incorrect versions which had formerly been accepted as standards.
His indices auctorum are, in some cases, the authorities which he has actually consulted (though in this respect they are not exhaustive); in other cases, they represent the principal writers on the subject, whose names are borrowed second-hand for his immediate authorities.
In the East End and other poor quarters a large trade in second-hand clothing, flowers and vegetables, and many other commodities is carried on in the streets on movable stalls by costermongers and hawkers.
His chief philosophical importance consists in the fact that he was a leader in the attempt to revivify French philosophy by the new thought of Germany, to which he had been introduced by Cousin, but of which he never had more than a second-hand knowledge.
E The external taxation is not only strongly protectionist, but i applied to goods which cannot be made in Italy; hardly anything comes in duty free, even such articles as second-hand furniture paying duty, unless within six months of the date at which the importer has declared domicile in Italy.
Mme de Stael's faults are great; her style is of an age, not for all time; her ideas are mostly second-hand and frequently superficial.
Many of the villages of Mesopotamia are built of second-hand bricks of a very good quality, obtained from the ruins of Babylon, and the cement on them is older and probably harder still.
My bricks, being second-hand ones, required to be cleaned with a trowel, so that I learned more than usual of the qualities of bricks and trowels.